
    <form action="" method="POST" id="myform">
        {{csrf_field()}}
        <div class="box-body">
            <div class="form-group">
                <label>奖励：</label>
                <input type="number" class="form-control" name="reward" value="{{$match->reward}}">
            </div>
            <span id="err_reward" style="color:red"></span>
        </div>
    </form>